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WSNs being energy constrained systems, one major problem is to employ the sensor nodes in such a manner so as to ensure maximum coverage and connectivity with minimal or optimal number of nodes and furthermore elongate network lifetime with maximum e
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针对广泛流行的无线传感网络层次路由协议做了一点改进，算法的效率得到很大的改善，可以用NS2模拟一下-Popular for a wide range of wireless sensor network-level routing protocol to do a little improvement in the efficiency of the algorithm greatly improved, you can use NS2 simulation of what
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论文:在无线传感器网络中,传感器节点收集本地数据,通常通过其它节点将数据转发给基站,因而离基站越近的节点,消耗
的能量越多.如果采用通常的方法,即均匀布置传感器节点,则基站附近的节点将很快消耗完能量,基站也就无法收集数据.本
文通过研究无线传感器网络中的能量消耗,得到了一个布置传感器节点的密度函数,按此函数布置传感器节点可以有效地延长
系统的生命期.理论分析和模拟结果表明,本文的布置方案将系统生命期提高到均匀布置方案的3R2t倍,这里t为传感器节点的
通信距离,R为传感器节点的分
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A Protocol for clustered heterogeneous for Wireless Sensor Network
has been proposed to prolong the network lifetime
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Inexpensive sensors capable of significant computation and wireless communications are becoming available [2,4]. A web of sensor nodes can be deployed to collect useful information from the field, for example, in harsh physical environments [13]. The
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the network lifetime based on a new Energy-Aware Objective Function used to design a Routing Protocol for Low-Power and Lossy Networks. The proposed Objective Function uses the Expected Transmission Count Metric and the Remaining Energy on each senso
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In this research work, we advise gateway based energy-efficient routing protocol (M-GEAR) for Wireless Sensor Networks (WSNs). We divide the sensor nodes into four logical regions on the basis of their location in the sensing field. We install Base S
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Wireless sensor networks are composed of a large number of disposable wireless sensors that collect information about their surrounding environment and transmit them to the end user. Because these sensors do not have rechargeable batteries, increasin
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Energy cost of transmitting a single bit of information is approximately the same as that needed for processing a thousand operations in a typical sensor node. Thus, a practical way to prolong a wireless sensor network lifetime is to reduce the senso
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无线传感器网络路由算法，通过改进簇头选举阈值，延长网络生存时间(Routing algorithm for wireless sensor networks improves the network lifetime by improving the cluster head election threshold)
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